Add for each tapped land your opponents control.
Illustrated by Mike Burns · Secret Lair Drop · #1821
There are no rulings for Mana Geyser.
Add for each card in your hand.
Each creature you control gains firebending 5 until end of turn. (Whenever it attacks, add . This mana lasts until end of combat.)
Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
Add for each card in target opponent's hand. Until end of turn, you don't lose this mana as steps and phases end. Exile Rousing Refrain with three time counters on it.
Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)
Reckless Blaze deals 5 damage to each creature. Whenever a creature you control dealt damage this way dies this turn, add .
This creature gets +1/+1 for each creature your opponents control.
Destroy target land. Add .